What is a GIS?


You can open the podcasts in their own resizable windows by clicking on the links in the topic list below, or you can watch them on this page by clicking the “play” button for each podcast (requires Flash).

Key people and ideas
Components of a GIS
Why learn to use a GIS?

Introduction to GIS
How maps convey geographic information
GIS is based on layers
Ian’s McHarg’s development of map overlays
ArcGIS Online

Ian McHarg discussing how he developed his approach (which also provides an idea of his personality and sense of humour):Part 1Part 2

Data for Decision (1968 short film on the Canadian Geographic Information System): Part 1Part 2Part 3

Chang, Kang-tsung. 2010. Introduction to Geographic Information Systems. 5th ed. Toronto: McGraw-Hill Higher Education.

Foresman, Timothy W. 1998. The History of Geographic Information Systems: Perspectives from the Pioneers. Ed. Timothy W. Foresman. Upper Saddle River, New Jersey: Prentice Hall PTR.

McHarg, Ian L. 1969. Design with Nature. Garden City, NY: Natural History Press.